These entries are queried from radb.net using whois, you can try my project getting these.
:AS133312 route: 103.237.135.0/24 descr: Route for 103.237.135.0/24 origin: AS133312 country: IN mnt-lower: MAINT-IN-LALCO mnt-routes: MAINT-IN-LALCO mnt-by: MAINT-IN-LALCO last-modified: 2014-07-22T07:43:02Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source